Alfred Manessier (1911-1993)Compositions, ca. 1950Colour lithograph. 2 proofs on vellum, signed in pencil , one also numbered, from an edition of 300 proofs. Oxidation of the leaves. Some light freckles. Small pieces of oxidized adhesive on the back (fixing the sheet to the Plexiglas). 32.5 x 25 and 27.5 x 23 cm. Between two Plexiglas plates. Seal: Georges Braque (1882-1963 )Cover for "Derrière le Miroir", no. 115, 1959Colour lithograph. Proof on vellum , with reduced margins. Light freckles. Between two Plexiglas plates. Set of 3 p. Provenance :Gaston Diehl (1912-1999), historian and art critic .